java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.connectycube/com.connectycube.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.connectycube.MainActivity" on path: DexPathList[[zip file "/data/app/com.connectycube-2/base.apk"],nativeLibraryDirectories=[/data/app/com.connectycube-2/lib/arm, /data/app/com.connectycube-2/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]]
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2868)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3064)
at android.app.ActivityThread.-wrap14(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1659)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6816)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1563)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1451)
You have not provided any description other than an error in Java code. The issue doesn't related to the react-native-connectycube. Check the class MainActivity in Java code.
java.lang.RuntimeException: Unable to instantiate activity ComponentInfo{com.connectycube/com.connectycube.MainActivity}: java.lang.ClassNotFoundException: Didn't find class "com.connectycube.MainActivity" on path: DexPathList[[zip file "/data/app/com.connectycube-2/base.apk"],nativeLibraryDirectories=[/data/app/com.connectycube-2/lib/arm, /data/app/com.connectycube-2/base.apk!/lib/armeabi-v7a, /system/lib, /vendor/lib]] at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2868) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3064) at android.app.ActivityThread.-wrap14(ActivityThread.java) at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1659) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6816) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1563) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1451)